Exercise platform



FIG. 1 is a right side view of an embodiment of an exercise platform;

FIG. 2 is a left side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is an isometric view thereof. 

CLAIM The ornamental design for an exercise platform, as shown and described. 